Kosmos 613 (Russian: Космос 613 meaning Cosmos 613) was a long-duration orbital storage test of the Soyuz Ferry in preparation for long stays attached to a space station.
| Mission type | Test flight |
|---|---|
| COSPAR ID | 1973-096A  |
| SATCAT no. | 6957 |
| Mission duration | 60 days |
| Spacecraft properties | |
| Spacecraft | Soyuz 7K-T No.34A[1] |
| Manufacturer | NPO Energia |
| Start of mission | |
| Launch date | 30 November 1973, 05:20:00 (1973-11-30UTC05:20Z) UTC |
| Rocket | Soyuz |
| Launch site | Baikonur 1/5 |
| End of mission | |
| Landing date | 29 January 1974, 05:29 (1974-01-29UTC05:30Z) UTC |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 251 kilometres (156 mi)[2] |
| Apogee altitude | 383 kilometres (238 mi)[2] |
| Inclination | 51.5 degrees[2] |
| Period | 90.86 minutes[2] |
| Epoch | 31 December 1973[2] |
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